van Nispen, R. M., Knol, D. L., Langelaan, M., & van Rens, G. H. (2011). Re-evaluating a vision-related quality of life questionnaire with item response theory (IRT) and differential item functioning (DIF) analyses. BioMed Central.
Chicago Stili Alıntıvan Nispen, Ruth MA, Dirk L. Knol, Maaike Langelaan, ve Ger HMB van Rens. Re-evaluating a Vision-related Quality of Life Questionnaire With Item Response Theory (IRT) and Differential Item Functioning (DIF) Analyses. BioMed Central, 2011.
MLA Alıntıvan Nispen, Ruth MA, Dirk L. Knol, Maaike Langelaan, ve Ger HMB van Rens. Re-evaluating a Vision-related Quality of Life Questionnaire With Item Response Theory (IRT) and Differential Item Functioning (DIF) Analyses. BioMed Central, 2011.
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